نتایج جستجو برای: the fire
تعداد نتایج: 16063331 فیلتر نتایج به سال:
Introduction: using fossil fuels, some hazards such as explosion and fire are probable. This study was aimed to consequence modeling of fire on Methane storage tanks in a gas refinery using analyzing the risk, and modeling and evaluating the related consequences. Method: Hazard analysis by PHA was used to choosing the worst-case scenario. Then, causes of the scenario were determined by FTA. ...
Abstract Background and objectives: Fire as a frequent phenomenon in rangelands and because of its complicated and different effects on natural ecosystems, has great importance. Awareness of such fire effects on vegetation cover in point of rangeland management after fire is important and helps better Understanding and sustainable management of rangelands. Changing in plant structure and compo...
Forest fire is one of the important problems in Iran which is caused by different factors such as human and natural factors. One of these factors is climate conditions that can be created by heat wave and special circulation of atmospheric phenomena. Occurrence of forest fire in north of Iran have different impacts on environment such as destruction of natural. According to the position of Iran...
Background: With breakdown of the former structures and the acceleration of urbanization process in recent decades, cities need careful planning in order to provide citizens needs including safety city. Thus, one of the major tasks of planners and urban managers is to determine the proper location for the establishment of fire stations. Method: In this descriptive-analytic study, given that m...
Background and objective: According to the necessities in the part 3 of National Building Regulations, design and construction of buildings should be in a way that the structures, according to the type of use, the size and the number of floors, resist long enough to fire, and prevent from destruction of buildings or from spread of fire to adjacent spaces or buildings. For this purpose, it is ne...
fire is one of the incorporate vegetation management practices for grasslands and semi-arid rangelands. it may affect symbiotic relationship between range plants and mycorrhiza. accordingly, this research was aimed to investigate the effects of a spring prescribed fire on the symbiotic relationships between mycorrhiza and 6 plant species. the study was conducted in a semi-arid steppe rangeland ...
Considering the increasing growth of cities, population and urban fabric density, it seems necessary that emergency facilities and services such as fire stations are positioned optimally so that they can fulfill the demands well. The aim of this study is the optimization of equipment use in the fire stations, minimization the time to arrive at the incident through management of referral call to...
Forest fire is the major disturbance that can severely destruct genetic stocks and delays evolution of the forest to reach the climax stage. In this research, the effect of fire, vegetation and soil changes from 2002 to 2013 have studied. Following the steps of determining the scope of fire using GPS, preparing a homogeneous unit map in ArcMap software and implementing a systematic random-acces...
Introduction: Increasing the civil incidents including residential fires is a consequence of population growth and development of cities. Residential fire is one of the most important scenarios requiring fast response. Fire response operation encompass various and serious risks for responding team members. Therefore, the present study looks for determining the critical tasks of fire operation r...
An experiment was carried out to examine the subjective estimation of fire growth for young adults and their perceived ability to extinguish fires. In the experiment, participants filled out a questionnaire consisting of two parts. The first part involved prediction of fire growth, and the participants were asked to estimate the times between different stages of fires. The second part involved ...
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